Update app.py

app.py

@@ -20,7 +20,7 @@ def find_product(num1:int, num2:int)-> int: #it's import to specify the return t
 
 
 @tool
-def greet(name: str-> str: #it's import to specify the return type
+def greet(name: str)-> str: #it's import to specify the return type
     #Keep this format for the description / args / args description but feel free to modify the tool
     """A tool that greets user when the name is specified
     Args: